Michael Hope wrote:
> It's only part of the puzzle, but I run speed benchmarks as part of
> the continious build:
>  http://ex.seabright.co.nz/helpers/buildlog
>  http://ex.seabright.co.nz/helpers/benchcompare
>  
> http://ex.seabright.co.nz/build/gcc-linaro-4.5-2010.09-1/logs/armv7l-maverick-cbuild4-pavo4/pybench-test.txt
> 
> I've just modified this to build different variants as well.  ffmpeg
> now builds as supplied (-O2 and others), with -Os, with hand-written
> assembler turned off, and with -mfpu=neon.  corebench builds in -O2
> and -Os.

Here are some options we may have to use in our benchmarks,
{-Os,-O2} -fno-common -mthumb --mfloat-abi={hard,soft} -mfpu=neon

IIRC, hardfp will increase the code size to some extent.

> 
> This might be one way to approach things.  It's simple to add other
> programs into the mix.
> 
> -- Michael
> 
> On Fri, Sep 17, 2010 at 4:05 AM, Dave Martin <dave.mar...@linaro.org> wrote


-- 
Yao Qi
CodeSourcery
y...@codesourcery.com
(650) 331-3385 x739

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